The appropriate response is ligament in epiphyseal plate. The epiphysis is the adjusted end of a long bone, at its joint with contiguous bone(s). Between the epiphysis and diaphysis lies the metaphysis, including the epiphyseal plate. It is a hyaline ligament plate in the metaphysis at each finish of a long bone.
I'm sure that the answer is B
I would say that it is B. thinner.